Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 37

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IMPORTANT

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The value of $n$ for which $\frac{a^{n + 1} + b^{n + 1}}{a^{n} + b^{n}}$ is the A.M. between $a$ and $b$ is:

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Important Questions on Arithmetic Progressions

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10th CBSE

IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 38

If the sum of first

75

terms of an A.P is

2625

, then the

38^{th}

term of the A.P is:

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10th CBSE

IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 39

If

- 5

,

k

,

- 1

are in A.P, then the value of

k

is equal to:

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IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 40

If

100

times the

100^{th}

term of an A.P with non-zero common difference equals the

50

times its

50^{th}

term, then the

150^{th}

term of this A.P is:

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10th CBSE

IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>COMPETITION FILE>Q 1

In an A.P., if

d = - 4,

n = 7,

a_{n} = 4

, then

a

is

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10th CBSE

IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>COMPETITION FILE>Q 2

In an A.P., if

a = 3.5,

d = 0,

n = 101,

then

a_{n} =

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IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>COMPETITION FILE>Q 3

The list of numbers

- 10,

- 6,

- 2,

2,

... is

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10th CBSE

IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>COMPETITION FILE>Q 4

The

11^{th}

term of an A.P.

- 5,

\frac{- 5}{2},

0,

\frac{5}{2},

... is

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10th CBSE

IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>COMPETITION FILE>Q 5

The first four terms of an A.P., whose first term is

- 2

and common difference is

- 2

are